TSTP Solution File: KRS178+1 by SPASS---3.9
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%------------------------------------------------------------------------------
% File : SPASS---3.9
% Problem : KRS178+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% Transfm : none
% Format : tptp
% Command : run_spass %d %s
% Computer : n026.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8042.1875MB
% OS : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit : 600s
% DateTime : Sun Jul 17 03:30:49 EDT 2022
% Result : Theorem 0.20s 0.46s
% Output : Refutation 0.20s
% Verified :
% SZS Type : Refutation
% Derivation depth : 2
% Number of leaves : 3
% Syntax : Number of clauses : 6 ( 4 unt; 1 nHn; 6 RR)
% Number of literals : 8 ( 0 equ; 3 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 2 ( 1 avg)
% Number of predicates : 3 ( 2 usr; 1 prp; 0-3 aty)
% Number of functors : 6 ( 6 usr; 4 con; 0-2 aty)
% Number of variables : 0 ( 0 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(9,axiom,
~ isa(skc20,skc20),
file('KRS178+1.p',unknown),
[] ).
cnf(23,axiom,
( isa(u,v)
| status__dfg(skf13(v,u),skf12(v,u),u) ),
file('KRS178+1.p',unknown),
[] ).
cnf(28,axiom,
( ~ status__dfg(skf13(u,v),skf12(u,v),u)
| isa(w,u) ),
file('KRS178+1.p',unknown),
[] ).
cnf(39,plain,
status__dfg(skf13(skc20,skc20),skf12(skc20,skc20),skc20),
inference(res,[status(thm),theory(equality)],[23,9]),
[iquote('0:Res:23.1,9.0')] ).
cnf(40,plain,
~ status__dfg(skf13(skc20,u),skf12(skc20,u),skc20),
inference(res,[status(thm),theory(equality)],[28,9]),
[iquote('0:Res:28.1,9.0')] ).
cnf(41,plain,
$false,
inference(unc,[status(thm)],[40,39]),
[iquote('0:UnC:40.0,39.0')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12 % Problem : KRS178+1 : TPTP v8.1.0. Bugfixed v5.4.0.
% 0.07/0.13 % Command : run_spass %d %s
% 0.14/0.34 % Computer : n026.cluster.edu
% 0.14/0.34 % Model : x86_64 x86_64
% 0.14/0.34 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34 % Memory : 8042.1875MB
% 0.14/0.34 % OS : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34 % CPULimit : 300
% 0.14/0.34 % WCLimit : 600
% 0.14/0.34 % DateTime : Tue Jun 7 17:21:16 EDT 2022
% 0.14/0.34 % CPUTime :
% 0.20/0.46
% 0.20/0.46 SPASS V 3.9
% 0.20/0.46 SPASS beiseite: Proof found.
% 0.20/0.46 % SZS status Theorem
% 0.20/0.46 Problem: /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.20/0.46 SPASS derived 2 clauses, backtracked 0 clauses, performed 0 splits and kept 40 clauses.
% 0.20/0.46 SPASS allocated 85698 KBytes.
% 0.20/0.46 SPASS spent 0:00:00.11 on the problem.
% 0.20/0.46 0:00:00.04 for the input.
% 0.20/0.46 0:00:00.05 for the FLOTTER CNF translation.
% 0.20/0.46 0:00:00.00 for inferences.
% 0.20/0.46 0:00:00.00 for the backtracking.
% 0.20/0.46 0:00:00.00 for the reduction.
% 0.20/0.46
% 0.20/0.46
% 0.20/0.46 Here is a proof with depth 1, length 6 :
% 0.20/0.46 % SZS output start Refutation
% See solution above
% 0.20/0.46 Formulae used in the proof : isa_reflexive isa
% 0.20/0.46
%------------------------------------------------------------------------------